Menampilkan: Oman - Prangko (1971 - 1979) - 4 prangko.
30. Juli WM: Tiada Ukuran kertas: 50 Desain: Pakistan Security Printing - Karachi Perforasi: 13
![[Inauguration of Port Qabus, Tipe U]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/U-s.jpg)
8. September WM: Tiada Ukuran kertas: 50 Desain: State Banknote Printing - Finland Perforasi: 14½
![[Fight against Illiteracy, Tipe V]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/V-s.jpg)
![[Fight against Illiteracy, Tipe W]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/W-s.jpg)
9. Oktober WM: Tiada Ukuran kertas: 50 Perforasi: 14
![[The 100th Anniversary of U.P.U, Tipe X]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/X-s.jpg)
